:root {
    --primario: #2a7589;
    --primario-oscuro: #1f5b6b;
    --secundario: #3f4c55;
    --fondo: #ffffff;
    --fondo-suave: #f3f6f7;
    --borde: #d5dee2;
    --peligro: #b42318;
    --ok: #1f7a4d;
    --sombra: 0 8px 24px rgba(42, 117, 137, 0.12);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--fondo-suave);
    color: var(--secundario);
    font-family: "Montserrat", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.45;
}

img { max-width: 100%; }

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

.wrap {
    width: min(720px, calc(100% - 1.5rem));
    margin: 0 auto 2.5rem;
    padding-top: 1rem;
    max-width: 100%;
}

.wrap:has(.login) {
    width: 100%;
    margin: 0;
    padding: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    background: var(--primario);
    color: #fff;
    padding: 0.7rem 1rem;
}

.topbar__brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: #fff;
    font-weight: 700;
}

.topbar__brand img {
    width: 42px;
    height: 42px;
    object-fit: contain;
    background: #fff;
    border-radius: 50%;
}

.topbar__user {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
}

.topbar__user a {
    color: #fff;
    border: 1px solid rgba(255,255,255,.45);
    border-radius: 999px;
    padding: 0.25rem 0.7rem;
}

.flash {
    border-radius: 12px;
    padding: 0.85rem 1rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.flash--ok { background: #e6f6ee; color: var(--ok); }
.flash--error { background: #fdecea; color: var(--peligro); }

.card {
    background: var(--fondo);
    border-radius: 18px;
    box-shadow: var(--sombra);
    padding: 1.25rem;
    max-width: 100%;
    overflow-x: hidden;
}

.login {
    min-height: 100dvh;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    background:
        radial-gradient(circle at top left, rgba(42,117,137,.18), transparent 42%),
        var(--fondo-suave);
}

.login .card { width: min(420px, 100%); }

.login__logo {
    display: block;
    width: 128px;
    margin: 0 auto 0.75rem;
    background: #fff;
    border-radius: 50%;
}

.login h1, h1, h2 {
    margin: 0 0 0.35rem;
    text-align: center;
    color: var(--primario);
}

.muted {
    color: #6b7780;
    text-align: center;
    margin: 0 0 1.25rem;
    font-size: 0.92rem;
}

label {
    display: block;
    font-weight: 600;
    font-size: 0.86rem;
    margin: 0.85rem 0 0.35rem;
}

input, select, textarea, button {
    font-family: inherit;
    font-size: 16px;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    border: 1px solid var(--borde);
    border-radius: 12px;
    padding: 0.8rem 0.9rem;
    color: var(--secundario);
    background: #fff;
}

input[type="date"] {
    display: block;
    -webkit-appearance: none;
    appearance: none;
    min-height: 48px;
}

textarea { min-height: 110px; resize: vertical; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    border: 0;
    border-radius: 12px;
    padding: 0.95rem 1rem;
    margin-top: 1rem;
    background: var(--primario);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
}

.btn:active { background: var(--primario-oscuro); }

.btn--sec {
    background: #fff;
    color: var(--primario);
    border: 2px solid var(--primario);
}

.btn--danger {
    background: var(--peligro);
}

.btn--sm {
    width: auto;
    margin-top: 0;
    padding: 0.45rem 0.75rem;
    font-size: 0.85rem;
}

.acciones {
    display: flex;
    gap: 0.4rem;
    align-items: center;
    flex-wrap: wrap;
}

.acciones form { margin: 0; }

.menu {
    display: grid;
    gap: 0.9rem;
}

.menu a {
    display: block;
    background: #fff;
    color: var(--secundario);
    border-radius: 18px;
    padding: 1.15rem 1.1rem;
    box-shadow: var(--sombra);
    font-weight: 700;
}

.menu a span {
    display: block;
    margin-top: 0.25rem;
    font-weight: 500;
    color: #6b7780;
    font-size: 0.88rem;
}

.menu a.admin { border-left: 6px solid var(--primario); }

.item {
    border: 1px solid rgba(42, 117, 137, 0.18);
    border-radius: 14px;
    padding: 0.85rem;
    margin-bottom: 0.75rem;
    background: #fff;
}

.items-box {
    background: rgba(42, 117, 137, 0.12);
    border: 1px solid rgba(42, 117, 137, 0.22);
    border-radius: 16px;
    padding: 0.85rem;
    margin-top: 0.35rem;
}

.items-box .item:last-of-type {
    margin-bottom: 0.65rem;
}

.items-box #btn-add {
    margin-top: 0;
}

.item__grid {
    display: grid;
    gap: 0.55rem;
}

.totales {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primario);
    margin-top: 0.85rem;
}

.totales #gran-total {
    font-size: 1.85rem;
    line-height: 1.1;
}

.table-wrap { overflow-x: auto; }

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

th, td {
    text-align: left;
    padding: 0.65rem 0.45rem;
    border-bottom: 1px solid var(--borde);
    vertical-align: middle;
}

th { color: var(--primario); }

.back {
    display: inline-block;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.help {
    font-size: 0.8rem;
    color: #6b7780;
    margin-top: 0.25rem;
}

@media (min-width: 800px) {
    .menu { grid-template-columns: 1fr 1fr; }
    .item__grid { grid-template-columns: 90px 1fr 110px 110px; }
}