:root {
    --verde: #0f7c6e;
    --verde-oscuro: #0b5f54;
    --tinta: #1c2622;
    --gris-texto: #5b6b66;
    --fondo: #f5f7f6;
    --superficie: #ffffff;
    --borde: #e2e8e5;
    --rojo: #b3261e;
    --radio: 10px;
    --sombra: 0 1px 3px rgba(28, 38, 34, 0.08);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--fondo);
    color: var(--tinta);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--verde-oscuro); text-decoration: none; }

/* ---------- Estructura general ---------- */

.app-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: var(--superficie);
    border-bottom: 1px solid var(--borde);
    position: sticky;
    top: 0;
    z-index: 20;
}

.topbar-title {
    font-weight: 600;
    font-size: 1.05rem;
    flex: 1;
}

.topbar-user {
    font-size: 0.85rem;
    color: var(--gris-texto);
}

.menu-toggle {
    background: none;
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    padding: 0;
}

.menu-toggle span {
    display: block;
    height: 2px;
    background: var(--tinta);
    border-radius: 2px;
}

/* ---------- Menu lateral (mobile-first: se desliza) ---------- */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    width: 240px;
    background: var(--superficie);
    border-right: 1px solid var(--borde);
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    z-index: 40;
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}

.sidebar.open { transform: translateX(0); }

.sidebar-brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--verde-oscuro);
    padding: 0 20px 18px;
    border-bottom: 1px solid var(--borde);
    margin-bottom: 10px;
}

.sidebar-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}

.sidebar-menu li a {
    display: block;
    padding: 12px 20px;
    color: var(--tinta);
    font-size: 0.95rem;
}

.sidebar-menu li a.active,
.sidebar-menu li a:hover {
    background: var(--fondo);
    color: var(--verde-oscuro);
    font-weight: 600;
}

.sidebar-footer {
    padding: 14px 20px 0;
    border-top: 1px solid var(--borde);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rol-badge {
    display: inline-block;
    width: fit-content;
    background: #e6f3f1;
    color: var(--verde-oscuro);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
}

.logout-link { font-size: 0.85rem; color: var(--rojo); }

.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.35);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 30;
}

.sidebar-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}

/* ---------- Contenido ---------- */

.content {
    padding: 20px 16px 40px;
    flex: 1;
}

.card {
    background: var(--superficie);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 20px;
    margin-bottom: 16px;
}

.card h2 {
    margin-top: 0;
    font-size: 1.05rem;
}

/* ---------- Formularios ---------- */

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

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--borde);
    border-radius: 8px;
    font-size: 0.95rem;
    background: var(--fondo);
    color: var(--tinta);
}

input:focus, textarea:focus, select:focus {
    outline: 2px solid var(--verde);
    outline-offset: 1px;
}

button, .btn {
    display: inline-block;
    background: var(--verde);
    color: #fff;
    border: none;
    padding: 11px 20px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 16px;
}

button:hover, .btn:hover { background: var(--verde-oscuro); }

.btn-secundario {
    background: var(--superficie);
    color: var(--tinta);
    border: 1px solid var(--borde);
}

.alerta {
    padding: 12px 14px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.alerta-error {
    background: #fbeceb;
    color: var(--rojo);
    border: 1px solid #f2c9c6;
}

.alerta-exito {
    background: #e6f3f1;
    color: var(--verde-oscuro);
    border: 1px solid #bfe1db;
}

.badge-estado {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 600;
}
.estado-gris  { background: #eceeed; color: #555f5b; }
.estado-azul  { background: #e4eefb; color: #1d5db3; }
.estado-verde { background: #e6f3f1; color: var(--verde-oscuro); }
.estado-rojo  { background: #fbeceb; color: var(--rojo); }
.estado-ambar { background: #fdf1de; color: #96650b; }

.tabla-acciones a { margin-right: 10px; }

.linea-card {
    border: 1px solid var(--borde);
    border-radius: 8px;
    padding: 10px 12px;
    margin-bottom: 10px;
    background: var(--fondo);
}
.linea-fila {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}
.linea-fila:last-child { margin-bottom: 0; }
.linea-fila select, .linea-fila input {
    padding: 8px 9px;
    border: 1px solid var(--borde);
    border-radius: 6px;
    background: var(--superficie);
    font-size: 0.85rem;
    margin: 0;
}
.linea-fila .js-concepto { flex: 1; min-width: 140px; }
.linea-fila-numeros { align-items: center; }
.linea-fila .quitar-linea {
    background: none;
    border: none;
    color: var(--rojo);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0 4px;
    margin: 0;
}

.linea-item {
    display: grid;
    grid-template-columns: 1fr 70px 100px 90px 32px;
    gap: 8px;
    align-items: end;
    margin-bottom: 10px;
}
.linea-item input { margin: 0; }
.linea-item .quitar-linea {
    background: none;
    border: none;
    color: var(--rojo);
    font-size: 1.2rem;
    cursor: pointer;
    margin: 0;
    padding: 8px 0;
}
.totales-cotizacion {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--borde);
    text-align: right;
    font-size: 0.95rem;
}
.totales-cotizacion div { margin-bottom: 4px; }
.totales-cotizacion .total-final { font-size: 1.15rem; font-weight: 700; color: var(--verde-oscuro); }

@media (max-width: 640px) {
    .linea-item { grid-template-columns: 1fr 1fr; }
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

th, td {
    text-align: left;
    padding: 10px 8px;
    border-bottom: 1px solid var(--borde);
}

th { color: var(--gris-texto); font-weight: 600; font-size: 0.8rem; }

/* ---------- Login ---------- */

.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--fondo);
}

.login-box {
    background: var(--superficie);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
    padding: 32px 28px;
    width: 100%;
    max-width: 360px;
}

.login-box h1 {
    font-size: 1.3rem;
    color: var(--verde-oscuro);
    margin: 0 0 4px;
}

.login-box p.subtitulo {
    color: var(--gris-texto);
    font-size: 0.88rem;
    margin: 0 0 10px;
}

/* ---------- Escritorio: sidebar fija, sin overlay ---------- */

@media (min-width: 900px) {
    .menu-toggle { display: none; }
    .sidebar-overlay { display: none; }
    .sidebar {
        position: sticky;
        transform: none;
        top: 0;
        height: 100vh;
    }
    .app-shell { flex-direction: row; }
    .content { flex: 1; padding: 28px 32px; }
    .topbar { display: none; }
}