/* ========================================
   FORMULARIOS - Estilos y comportamiento
   ======================================== */

.form-group {
    margin-bottom: 1.5rem;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #334155;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
    background-color: #f1f5f9;
    color: #94a3b8;
    cursor: not-allowed;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Error states */
.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea,
.input-error {
    border-color: #ef4444;
}

.input-error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-error::before {
    content: '⚠';
    font-size: 1rem;
}

/* Success states */
.form-group.has-success input,
.form-group.has-success select {
    border-color: #10b981;
}

.form-success {
    color: #10b981;
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Form layout */
.form-grid {
    display: grid;
    gap: 1.5rem;
}

.form-grid--2col {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 640px) {
    .form-grid--2col {
        grid-template-columns: 1fr;
    }
}

/* File inputs */
.form-group input[type="file"] {
    padding: 0.5rem;
    cursor: pointer;
}

.form-group input[type="file"]::file-selector-button {
    padding: 0.5rem 1rem;
    background-color: #3b82f6;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s;
}

.form-group input[type="file"]::file-selector-button:hover {
    background-color: #2563eb;
}

/* Checkbox and radio */
.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-checkbox input,
.form-radio input {
    width: auto;
    margin: 0;
}

.form-checkbox label,
.form-radio label {
    margin: 0;
    font-weight: 400;
    color: #475569;
}