* {
    box-sizing: border-box;
}

body {
    font-family: system-ui, Arial, sans-serif;
    background: #f4f5f7;
    margin: 0;
    padding: 2rem 1rem;
    color: #1f2933;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    padding: 1.5rem 2rem 2rem;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

h1 {
    margin-top: 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    text-align: left;
    padding: 0.6rem 0.5rem;
    border-bottom: 1px solid #e4e7eb;
}

th {
    background: #f4f5f7;
}

.acciones {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.acciones form {
    margin: 0;
}

.link-danger {
    background: none;
    border: none;
    color: #c0392b;
    cursor: pointer;
    padding: 0;
    font: inherit;
    text-decoration: underline;
}

.btn {
    display: inline-block;
    background: #2563eb;
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font: inherit;
}

form label {
    display: block;
    margin-top: 1rem;
    font-weight: 600;
}

form input[type="text"],
form textarea {
    width: 100%;
    padding: 0.5rem;
    margin-top: 0.25rem;
    border: 1px solid #cbd2d9;
    border-radius: 4px;
    font: inherit;
}

.acciones-form {
    margin-top: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: center;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin: 1rem 0;
}

.alert-ok {
    background: #e3f9e5;
    color: #1b6e2c;
}

.alert-error ul {
    margin: 0;
    padding-left: 1.2rem;
}

.alert-error {
    background: #fdecea;
    color: #c0392b;
}