:root {
    --verde: #2e7d32;
    --verde-oscuro: #1b5e20;
    --rojo: #c62828;
    --gris: #f4f4f4;
    --borde: #dcdcdc;
    --texto: #1f1f1f;
    --tenue: #6b6b6b;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    color: var(--texto);
    background: var(--gris);
    line-height: 1.5;
}

header {
    background: var(--verde);
    color: #fff;
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
header h1 { margin: 0; font-size: 24px; }
header .sub { margin: 4px 0 0; opacity: .85; font-size: 14px; }
header .salir {
    color: #fff;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, .6);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 14px;
    white-space: nowrap;
}
header .salir:hover { background: rgba(255, 255, 255, .15); }

/* ------------------------------------------------------------- ingreso */

.pantalla-login {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    justify-content: center;
    align-items: center;
}

.caja-login {
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 10px;
    padding: 28px 30px;
    width: min(360px, 90vw);
    box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
}
.caja-login h1 { margin: 0; color: var(--verde); font-size: 26px; }
.caja-login .sub { margin: 2px 0 20px; color: var(--tenue); font-size: 14px; }
.caja-login label { display: block; margin-bottom: 14px; font-size: 14px; }
.caja-login input {
    display: block;
    width: 100%;
    margin-top: 4px;
    padding: 10px 12px;
    border: 1px solid var(--borde);
    border-radius: 6px;
    font: inherit;
}
.caja-login input:focus { border-color: var(--verde); outline: none; }
.caja-login .primario { width: 100%; margin-top: 6px; }

.error {
    background: #ffebee;
    border-left: 4px solid var(--rojo);
    color: #8e1b1b;
    padding: 10px 12px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 14px;
}

main { max-width: 900px; margin: 0 auto; padding: 20px 16px 60px; }

.aviso {
    background: #e8f5e9;
    border-left: 4px solid var(--verde);
    padding: 12px 14px;
    margin-bottom: 16px;
    border-radius: 4px;
}

.resumen {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 20px;
    font-size: 14px;
}
.resumen .api { color: var(--tenue); }
.resumen code {
    background: var(--gris);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    word-break: break-all;
}
.resumen a { color: var(--verde-oscuro); margin-left: 6px; }

.modulo {
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 8px;
    margin-bottom: 12px;
    overflow: hidden;
}
.modulo.apagado { opacity: .55; }

.fila {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-bottom: 1px solid #f0f0f0;
}
.fila:last-child { border-bottom: none; }
.fila.raiz { background: #fafafa; font-weight: 600; }
.fila.apagado .titulo { text-decoration: line-through; color: var(--tenue); }

.check input { width: 20px; height: 20px; cursor: pointer; }

.titulo {
    flex: 1 1 200px;
    min-width: 140px;
    border: 1px solid transparent;
    background: transparent;
    padding: 6px 8px;
    border-radius: 4px;
    font: inherit;
    color: inherit;
}
.titulo:hover { border-color: var(--borde); }
.titulo:focus { border-color: var(--verde); outline: none; background: #fff; }

.clave {
    font-size: 11px;
    color: var(--tenue);
    background: var(--gris);
    padding: 2px 6px;
    border-radius: 4px;
    white-space: nowrap;
}

.hijos { padding-left: 28px; }

.mover { display: flex; gap: 4px; }
.mover button {
    border: 1px solid var(--borde);
    background: #fff;
    border-radius: 4px;
    width: 28px;
    height: 28px;
    cursor: pointer;
    color: var(--tenue);
}
.mover button:hover { border-color: var(--verde); color: var(--verde); }

.oculto { display: none; }

.acciones { margin-top: 20px; text-align: right; }
.primario {
    background: var(--verde);
    color: #fff;
    border: none;
    padding: 12px 28px;
    font-size: 16px;
    border-radius: 6px;
    cursor: pointer;
}
.primario:hover { background: var(--verde-oscuro); }

.historial {
    margin-top: 32px;
    background: #fff;
    border: 1px solid var(--borde);
    border-radius: 8px;
    padding: 14px 18px;
}
.historial h2 { margin: 0 0 8px; font-size: 16px; }
.historial ul { margin: 0; padding-left: 18px; font-size: 14px; color: var(--tenue); }
.historial .cuando { color: var(--verde-oscuro); margin-right: 6px; }

footer {
    text-align: center;
    padding: 20px;
    color: var(--tenue);
    font-size: 13px;
}

@media (max-width: 600px) {
    .fila { flex-wrap: wrap; }
    .clave { order: 3; }
    .hijos { padding-left: 14px; }
}