:root {
  --negro: #0a0a0a;
  --negro-suave: #161616;
  --gris-panel: #1f1f1f;
  --gris-borde: #2c2c2c;
  --verde: #8cc63f;
  --verde-fuerte: #6fae1f;
  --verde-brillo: #a3e635;
  --texto: #f2f2f2;
  --texto-secundario: #b3b3b3;
  --peligro: #e5484d;
  --exito: #4caf50;
  --aviso: #f5a623;
  --radius: 10px;
  --sombra: 0 8px 24px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  background: radial-gradient(circle at top, #141414 0%, #050505 70%);
  color: var(--texto);
  min-height: 100vh;
}

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

/* ---------- Barra superior ---------- */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--negro-suave);
  border-bottom: 3px solid var(--verde);
  padding: 12px 24px;
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: var(--sombra);
}

.navbar .marca {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  color: var(--texto);
}

.navbar .marca img { height: 38px; }
.navbar .marca .garra {
  color: var(--verde);
  font-size: 1.6rem;
  transform: skewX(-8deg);
}

.navbar nav { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; }

.navbar nav a {
  color: var(--texto-secundario);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 6px 4px;
  border-bottom: 2px solid transparent;
}
.navbar nav a:hover, .navbar nav a.activo {
  color: var(--verde-brillo);
  border-bottom-color: var(--verde);
  text-decoration: none;
}

.navbar .usuario-chip {
  background: var(--gris-panel);
  border: 1px solid var(--gris-borde);
  padding: 6px 12px;
  border-radius: 30px;
  font-size: 0.85rem;
  color: var(--texto-secundario);
}
.navbar .usuario-chip strong { color: var(--verde-brillo); }

/* ---------- Layout general ---------- */
.contenedor {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.contenedor-angosto { max-width: 520px; margin: 0 auto; padding: 40px 20px; }

.tarjeta {
  background: var(--gris-panel);
  border: 1px solid var(--gris-borde);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--sombra);
  margin-bottom: 24px;
}

.tarjeta h1, .tarjeta h2, .tarjeta h3 { margin-top: 0; }

h1, h2, h3 { color: var(--texto); }
h1 { font-size: 1.6rem; border-left: 5px solid var(--verde); padding-left: 12px; }

.subrayado-verde {
  display: inline-block;
  border-bottom: 3px solid var(--verde);
  padding-bottom: 4px;
}

/* ---------- Formularios ---------- */
label { display: block; font-size: 0.85rem; color: var(--texto-secundario); margin: 14px 0 6px; font-weight: 600; }

input[type=text], input[type=email], input[type=tel], input[type=password],
input[type=search], select, textarea {
  width: 100%;
  padding: 11px 13px;
  background: var(--negro-suave);
  border: 1px solid var(--gris-borde);
  border-radius: 8px;
  color: var(--texto);
  font-size: 0.95rem;
  transition: border-color 0.15s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--verde);
  box-shadow: 0 0 0 3px rgba(140, 198, 63, 0.18);
}

textarea { resize: vertical; min-height: 90px; font-family: inherit; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 18px; }
@media (max-width: 720px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  padding: 11px 20px;
  border-radius: 8px;
  border: none;
  font-weight: 700;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.1s ease, background 0.15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn-primario { background: var(--verde); color: #0a0a0a; }
.btn-primario:hover { background: var(--verde-brillo); }

.btn-secundario { background: transparent; color: var(--texto); border: 1px solid var(--gris-borde); }
.btn-secundario:hover { border-color: var(--verde); color: var(--verde-brillo); }

.btn-peligro { background: var(--peligro); color: #fff; }
.btn-bloque { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }

/* ---------- Tablas ---------- */
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--gris-borde); font-size: 0.9rem; }
th { color: var(--verde-brillo); text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.6px; }
tr:hover td { background: rgba(140, 198, 63, 0.05); }

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 30px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.badge-recibida { background: #3a3a3a; color: #eee; }
.badge-en_proceso { background: rgba(245,166,35,0.18); color: var(--aviso); }
.badge-lista { background: rgba(140,198,63,0.18); color: var(--verde-brillo); }
.badge-entregada { background: rgba(76,175,80,0.18); color: var(--exito); }

/* ---------- Alertas ---------- */
.alerta { padding: 12px 16px; border-radius: 8px; margin-bottom: 18px; font-size: 0.9rem; border: 1px solid transparent; }
.alerta-exito { background: rgba(76,175,80,0.12); border-color: var(--exito); color: #b6ecb9; }
.alerta-error { background: rgba(229,72,77,0.12); border-color: var(--peligro); color: #f4b3b5; }
.alerta-info { background: rgba(140,198,63,0.12); border-color: var(--verde); color: var(--verde-brillo); }

/* ---------- Login ---------- */
.login-logo { text-align: center; margin-bottom: 8px; }
.login-logo img { max-height: 90px; }
.login-titulo { text-align: center; color: var(--texto-secundario); margin-bottom: 26px; font-size: 0.9rem; }

/* ---------- Camara / fotos ---------- */
.fotos-recepcion { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 10px; }
.foto-slot {
  aspect-ratio: 4/3;
  border: 2px dashed var(--gris-borde);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--negro-suave);
}
.foto-slot img { width: 100%; height: 100%; object-fit: cover; }
.foto-slot .placeholder { color: var(--texto-secundario); font-size: 0.8rem; text-align: center; padding: 10px; }
.foto-slot.lista { border-style: solid; border-color: var(--verde); }
.foto-slot .quitar {
  position: absolute; top: 6px; right: 6px;
  background: rgba(0,0,0,0.7); color: #fff; border: none;
  border-radius: 50%; width: 24px; height: 24px; cursor: pointer; font-size: 0.85rem;
}

#camara-modal {
  display: none;
  position: fixed; inset: 0; background: rgba(0,0,0,0.85);
  z-index: 100; align-items: center; justify-content: center; flex-direction: column;
}
#camara-modal.activo { display: flex; }
#video-camara { max-width: 92vw; max-height: 60vh; border-radius: 10px; border: 2px solid var(--verde); }
.camara-acciones { display: flex; gap: 14px; margin-top: 18px; }

/* ---------- Dashboard cards ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--gris-panel); border: 1px solid var(--gris-borde);
  border-left: 4px solid var(--verde); border-radius: var(--radius);
  padding: 18px 20px;
}
.stat-card .num { font-size: 2rem; font-weight: 800; color: var(--verde-brillo); }
.stat-card .label { color: var(--texto-secundario); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.5px; }

.pie-pagina { text-align: center; color: #555; font-size: 0.78rem; margin-top: 40px; }