:root {
  --bg: #0b0e14; --panel: #161a24; --panel2: #1c2130; --border: #2b3147; --text: #eef1f8; --muted: #9aa3bd;
  --accent: #3d8bff; --accent2: #ff5a3c; --green: #2ecf8e; --red: #ff5a6a; --yellow: #ffb547; --purple: #b26bff; --cyan: #30d6d6;
  --grad: linear-gradient(90deg, #3d8bff 0%, #30d6d6 45%, #ff5a3c 100%);
}
* { box-sizing: border-box; }
body {
  background: var(--bg); color: var(--text); font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  margin: 0; padding: 0;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--cyan); }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 24px; background: var(--panel); border-bottom: none;
  position: relative;
}
.topbar::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--grad);
}
.topbar .brand { display: flex; align-items: center; gap: 10px; }
.topbar .brand img { width: 34px; height: 34px; border-radius: 9px; box-shadow: 0 0 0 2px rgba(255,255,255,.08), 0 2px 10px rgba(61,139,255,.35); }
.topbar .brand strong { font-size: 16px; letter-spacing: .2px; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.topbar nav a { margin-right: 18px; color: var(--muted); font-size: 14px; padding-bottom: 2px; border-bottom: 2px solid transparent; }
.topbar nav a.activo { color: var(--text); font-weight: 600; border-bottom: 2px solid var(--accent2); }
.wrap { max-width: 1100px; margin: 0 auto; padding: 24px; }
.card {
  background: linear-gradient(180deg, var(--panel2) 0%, var(--panel) 100%);
  border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 10px; padding: 20px; margin-bottom: 18px;
}
.card.c-naranja { border-left-color: var(--accent2); }
.card.c-verde { border-left-color: var(--green); }
.card.c-violeta { border-left-color: var(--purple); }
.card.c-cian { border-left-color: var(--cyan); }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 16px; color: var(--muted); margin: 0 0 12px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); }
th { color: var(--cyan); font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
tr:hover td { background: rgba(61,139,255,.05); }
tr.pendiente { background: rgba(255,181,71, 0.08); }
.badge {
  display: inline-block; padding: 2px 10px; border-radius: 12px; font-size: 12px; font-weight: 700;
}
.badge.pendiente { background: rgba(255,181,71,.18); color: var(--yellow); }
.badge.autorizado { background: rgba(46,207,142,.18); color: var(--green); }
.badge.bloqueado { background: rgba(255,90,106,.18); color: var(--red); }
.badge.vencido { background: rgba(255,90,106,.12); color: var(--red); }
button, input[type=submit] {
  background: var(--grad); color: #fff; border: none; border-radius: 7px; padding: 9px 16px;
  font-size: 14px; font-weight: 600; cursor: pointer; box-shadow: 0 2px 10px rgba(61,139,255,.25);
}
button:hover { filter: brightness(1.08); }
button.secundario { background: transparent; border: 1px solid var(--border); color: var(--text); box-shadow: none; }
button.peligro { background: var(--red); box-shadow: 0 2px 10px rgba(255,90,106,.25); }
input, select, textarea {
  background: #0f1420; border: 1px solid var(--border); color: var(--text); border-radius: 6px;
  padding: 8px 10px; font-size: 14px;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
.fila-error { color: var(--red); }
.fila-ok { color: var(--green); }
.login-box {
  max-width: 360px; margin: 90px auto; background: linear-gradient(180deg, var(--panel2), var(--panel));
  border: 1px solid var(--border); border-top: 3px solid var(--accent2);
  border-radius: 12px; padding: 28px; text-align: center;
}
.login-box img { width: 64px; height: 64px; border-radius: 16px; margin-bottom: 10px; box-shadow: 0 0 0 3px rgba(255,255,255,.08), 0 4px 16px rgba(61,139,255,.35); }
.error-msg { color: var(--red); margin-bottom: 12px; font-size: 14px; }
.flex { display: flex; gap: 10px; align-items: center; }
.muted { color: var(--muted); font-size: 13px; }
.barra-fondo { background: #0f1420; border-radius: 4px; height: 10px; overflow: hidden; }
.barra-fill { background: var(--grad); height: 100%; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
iframe.pdfview { width: 100%; height: 80vh; border: 1px solid var(--border); border-radius: 8px; }